68651219

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{223}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 90316800

約数和(自身を除く): 21665581

約数列:

[1, 7, 13, 17, 91, 119, 199, 221, 223, 1393, 1547, 1561, 2587, 2899, 3383, 3791, 18109, 20293, 23681, 26537, 43979, 44377, 49283, 307853, 310639, 344981, 576901, 754409, 4038307, 5280863, 9807317, 68651219]

約数ペア:

[(1, 68651219), (7, 9807317), (13, 5280863), (17, 4038307), (91, 754409), (119, 576901), (199, 344981), (221, 310639), (223, 307853), (1393, 49283), (1547, 44377), (1561, 43979), (2587, 26537), (2899, 23681), (3383, 20293), (3791, 18109)]